Number Bonds Worksheet

Fill in the missing numbers to complete each number bond. The two parts at the bottom add up to the whole number at the top.

1715___
54___
74___
18___12
32___
21___
___37
21___
4___1
4___3
14___7
___711
___12
13___12
21___
___411
10___2
163___
75___
7___4
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